Name______Class______Date______
Chapter Review, Ch 22, Nature of Light
Using Key Terms
Complete each of the following sentences by choosing the correct term from the word bank.
interferenceradiationscatteringopaque
translucenttransmissionelectromagnetic wave
electromagnetic spectrum
1.______is the transfer of energy by electromagnetic waves.
2.This book is a(n) ______object.
.3.______is a wave interaction that occurs when two or more waves overlap and combine.
4.Light is a kind of ______and can therefore travel through matter and space.
Understanding Key Ideas
Multiple Choice
_____6.Electromagnetic waves transmit
a.charges. c. matter.
b.fields. d. energy.
_____7.Objects that transmit light easily are
a.opaque. c. transparent.
b.translucent. d. colored.
_____8.You can see yourself in a mirror because of
a.absorption. c. regular reflection.
b.scattering. d. diffuse reflection.
_____ 11. Prisms produce the colors of the rainbow through
a.reflection. c. diffraction.
b.refraction. d. interference.
_____ 12. Which kind of electromagnetic wave travels fastest in a vacuum?
a.radio wave
b.visible light
c.gamma ray
d.They all travel at the same speed.
_____ 13. Electromagnetic waves are made of
a.vibrating particles.
b.vibrating charged particles.
c.vibrating electric and magnetic fields.
d.All of the above
22.Each of the pictures in your textbook on page 661for this Chapter Review shows the effects of a wave interaction of light. Identify the interaction involved.
a.______
______
b.______
______
c.______
______
CRCT Preparation, Ch 22
Multiple Choice
_____2.Refer to the diagram on page 662. What color would Pablo find at point A if pigments were used instead of colors of light?
A.yellow
B.magenta
C.white
D.black
_____3.Which of these conclusions accurately describes the difference between mixing colors of light and mixing colors of pigment?
A.Mixing colors of light involves color addition, while mixing pigments involves color subtraction.
B.There are secondary pigments, but there are not secondary colors of light.
C.Different colors of light always combine to form black light, while different colors of pigment always combine to form white pigment.
D.Pigments cannot be mixed, while colors of light can.
_____4.Ultraviolet light has a higher frequency than infrared light has. Which statement about visible light is true?
A.Blue light has a longer wavelength than orange light has.
B.Green light has a higher frequency than violet light has.
C.Yellow light has a shorter wavelength than blue light has.
D.Red light has a lower frequency than green light has.
_____5.Which of the following helps to produce rainbows in the sky?
A.diffraction
B.interference
C.absorption
D.refraction
Use the diagram below to answer question 6.
_____6.Why is the light from the flashlight above brighter at point A than it is at point B?
A.The flashlight is in a vacuum.
B.Light does not travel very fast in air.
C.The light is absorbed and scattered by air particles.
D.Destructive interference makes the light appear dimmer.
Original content Copyright © by Holt, Rinehart and Winston. Additions and changes to the original content are the responsibility of the instructor.
Holt Science and Technology1The Energy of Waves